From e214453b867d06e597b72b1257db329bbb63c84a Mon Sep 17 00:00:00 2001
From: Amin Sadeghi <amin.sadeghi@live.com>
Date: Fri, 20 Oct 2023 13:40:02 -0400
Subject: [PATCH] Promote abstol and reltol type to match eltype(A)

---
 src/common.jl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/common.jl b/src/common.jl
index 34160647c..5cdecd37e 100644
--- a/src/common.jl
+++ b/src/common.jl
@@ -150,6 +150,10 @@ function SciMLBase.init(prob::LinearProblem, alg::SciMLLinearSolveAlgorithm,
         fill!(u0, false)
     end
 
+    # Guard against type mismatch for user-specified reltol/abstol
+    reltol = eltype(prob.A)(reltol)
+    abstol = eltype(prob.A)(abstol)
+
     cacheval = init_cacheval(alg, A, b, u0, Pl, Pr, maxiters, abstol, reltol, verbose,
         assumptions)
     isfresh = true